1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
India, Indonesia, Japan, Nepal, South Korea
1.1.2 Afrika
Ethiopia, Morocco, South Africa, Zimbabwe
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
1.1.3 Eropah
England, Italy, Norway, Scotland, Sweden, United Kingdom
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Bahamas, Canada, USA
Mexico, USA
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Western Australia